840=40w

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Solution for 840=40w equation:


Simplifying
840 = 40w

Solving
840 = 40w

Solving for variable 'w'.

Move all terms containing w to the left, all other terms to the right.

Add '-40w' to each side of the equation.
840 + -40w = 40w + -40w

Combine like terms: 40w + -40w = 0
840 + -40w = 0

Add '-840' to each side of the equation.
840 + -840 + -40w = 0 + -840

Combine like terms: 840 + -840 = 0
0 + -40w = 0 + -840
-40w = 0 + -840

Combine like terms: 0 + -840 = -840
-40w = -840

Divide each side by '-40'.
w = 21

Simplifying
w = 21

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